/**
 * #      957
 * 名称   N 天后的牢房
 * 链接   https://leetcode-cn.com/problems/prison-cells-after-n-days
 * 题解   [115](https://leetcode-cn.com/problems/prison-cells-after-n-days/solution)
 * 通过率 35.5%
 * 难道   中等
 */

